Home / 7,782.08-10,713.26-6,733.73

Finding the Fourth Proportional to 7,782.08, 10,713.26 and 6,733.73

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Solution

The fourth proportional to 7,782.08, 10,713.26 and 6,733.73 is: 9,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782.08 : 10,713.26 = 6,733.73 : x
  2. Step 2: Convert to fraction form
    7,782.08/10,713.26 = 6,733.73/x
  3. Step 3: Cross multiply
    7,782.08x = 10,713.26 × 6,733.73
  4. Step 4: Simplify right side
    7,782.08x = 72,140,243.88
  5. Step 5: Solve for x
    x = 72,140,243.88/7,782.08
  6. Step 6: Final answer
    x = 9,270.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.